528671955481 has 8 divisors (see below), whose sum is σ = 533666064384. Its totient is φ = 523690836480.

The previous prime is 528671955443. The next prime is 528671955523. The reversal of 528671955481 is 184559176825.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 528671955481 - 2¹⁷ = 528671824409 is a prime.

It is a super-2 number, since 2×528671955481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528671955781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3165685 + ... + 3328498.

It is an arithmetic number, because the mean of its divisors is an integer number (66708258048).

Almost surely, 2^528671955481 is an apocalyptic number.

It is an amenable number.

528671955481 is a deficient number, since it is larger than the sum of its proper divisors (4994108903).

528671955481 is a wasteful number, since it uses less digits than its factorization.

528671955481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494951.

The product of its digits is 24192000, while the sum is 61.

The spelling of 528671955481 in words is "five hundred twenty-eight billion, six hundred seventy-one million, nine hundred fifty-five thousand, four hundred eighty-one".